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Finding the Fourth Proportional to 67,345.75, 92,941.05 and 37,137.50

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Solution

The fourth proportional to 67,345.75, 92,941.05 and 37,137.50 is: 51,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,345.75 : 92,941.05 = 37,137.50 : x
  2. Step 2: Convert to fraction form
    67,345.75/92,941.05 = 37,137.50/x
  3. Step 3: Cross multiply
    67,345.75x = 92,941.05 × 37,137.50
  4. Step 4: Simplify right side
    67,345.75x = 3,451,598,244.38
  5. Step 5: Solve for x
    x = 3,451,598,244.38/67,345.75
  6. Step 6: Final answer
    x = 51,251.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.